Krutch, J. W. (1961). The forgotten peninsula: A naturalist in Baja California. W. Sloane Associates.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKrutch, Joseph Wood. The Forgotten Peninsula: A Naturalist in Baja California. New York: W. Sloane Associates, 1961.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKrutch, Joseph Wood. The Forgotten Peninsula: A Naturalist in Baja California. W. Sloane Associates, 1961.
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